Question

What is precision?give example

Answer 1

Precision is the degree to which several measurements provide answers very close to each other....example;-1] all my throws land in the exact same area (whether or not it is close to the centre) 2 ] a sample of packets have 18,17,17,17,18,18,17 lollies. Not accurate to the claim, but the values are constant. 

Answer 2

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➡️Precision refers to the closeness of two or more measurements to each other.

➡️Using the example above, if you weigh a given substance five times, and get 3.2 kg each time, then your measurement is very precise.

➡️Precision is independent of accuracy.